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Record W4281712427 · doi:10.1071/aj21381

Concurrent 22. Presentation for: Intelligent monitoring of fugitive emissions – comparison of continuous monitoring with intelligent analytics to other emissions monitoring technologies

2022· article· en· W4281712427 on OpenAlexaff
Dennis S. Prince

Bibliographic record

VenueThe APPEA Journal · 2022
Typearticle
Languageen
FieldEnvironmental Science
TopicAir Quality Monitoring and Forecasting
Canadian institutionsAir Canada
Fundersnot available
KeywordsFugitive emissionsGreenhouse gasAnalyticsContext (archaeology)Emerging technologiesEnvironmental monitoringEnvironmental scienceComputer scienceEngineeringSystems engineeringData scienceEnvironmental engineering

Abstract

fetched live from OpenAlex

Presented on Thursday 19 May: Session 22 Studies have shown that fugitive emissions are dominated by a small number of sources with extremely high emission rates, known as super-emitters. These super-emitters present an opportunity to significantly reduce emissions in a cost-effective manner if they are managed effectively. This requires the ability to detect, locate, and accurately measure emissions. However, the uncertain nature of fugitive emissions presents challenges to monitoring. Existing and emerging technologies enable emissions management with varying levels of success. This paper provides a practical comparison of several fugitive emissions monitoring technologies, including handheld gas detectors, optical gas imaging cameras, vehicle-based systems, satellites, aircraft, and unmanned aerial vehicles. These technologies provide periodic monitoring of a facility and are compared to continuous monitoring technologies that monitor emissions on a 24/7 basis using fixed sensors and advanced analytics to identify and track emission plumes. Continuous monitoring with intelligent analytics has demonstrated great potential in overcoming the challenges of monitoring fugitive emissions to reduce greenhouse gases and other problematic emissions. Features, capabilities, and limitations of these technologies are explored in the context of gas facilities, including their ability to detect intermittent sources, identify unsuspected and off-site sources, and quantify emissions. The range of monitoring for each technology and safety concerns associated with their use are discussed. To access the presentation click the link on the right. To read the full paper click here

Fetched live from OpenAlex and de-inverted. Abstracts are not stored in this database: the inverted indexes are 8.6 GB of the frame’s 9.3 GB of text, and the host has 13 GB free.

How this classification was reachedexpand

Full frame distilled prediction

Teacher imitation

Not calibrated prevalence, not ground truth. Human validation pending. Learned from the 10,348 direct Codex labels and 10,348 direct Gemma labels. Candidate is the union of thresholded teacher heads; consensus is their intersection. These outputs are machine_predicted_unvalidated and are not human labels or direct frontier model labels.

metaresearch head score (Codex)0.001
metaresearch head score (Gemma)0.000
Version: codex-gemma-dda1882f352aValidation status: machine_predicted_unvalidated
Candidate categoriesnone
Consensus categoriesnone
DomainCandidate signal: none · Consensus signal: none
Study designCandidate signal: Observational · Consensus signal: none
GenreCandidate signal: Empirical · Consensus signal: Empirical
Teacher disagreement score0.689
Threshold uncertainty score0.640

Codex and Gemma teacher scores by category

CategoryCodexGemma
Metaresearch0.0010.000
Meta-epidemiology (narrow)0.0000.000
Meta-epidemiology (broad)0.0000.000
Bibliometrics0.0000.000
Science and technology studies0.0010.000
Scholarly communication0.0000.000
Open science0.0010.001
Research integrity0.0000.001
Insufficient payload (model declined to judge)0.0000.000

Machine scores (provisional)

The two teacher heads of the student model, read on this work. A score orders the frame for review; it never asserts a category, and the validation status ships verbatim with every row.

Baseline scores from an immature model (maturity gate not passed, 7 training rounds). Scores rank; they never assert a category.

Opus teacher head0.085
GPT teacher head0.358
Teacher spread0.274 · how far apart the two teachers sit on this one work
Validation statusscore_only:v0-immature-baseline · verbatim from the scoring run: score_only means the number may rank works, and no category label ships from it

Classification

machine, unvalidated

Machine predicted; a candidate call from one teacher head, not a consensus.

The models applied no category: nothing in the taxonomy fit this work.
Study designObservational
Domainnot available
GenreEmpirical

How this classification was reached, model by model and score by score, is at the end of the page under "How this classification was reached".

Quick stats

Citations0
Published2022
Admission routes1
Has abstractyes

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